tightening poll are putting more pressure on the thursday vice president debate between ryan and biden. you can watch it here on thursday starting at 6:00 o'clock. >>> you might feel it. there is a change in the air. sandy is here with the first look at the forecast. sandy. >> yes. that change may include the possibility of needing umbrella. of let's check out live doppler 7 hd and show you what we are keeping its eye on. we have our own doppler and looking carefully here this is what it is watching. some moisture off the coast line. highlighting it for you. as we take you in to the mount saint helena area it's tracking any moisture for you on our radar. if any rainfall does develop, it will pick it up first. located on mount saint helena once again and potential for wet weather w1 home tomorrow cool start. grab a sweater or jacket and make sure you have the umbrella. isolated showers tomorrow. timing of that and better possibility of seeing wet weather later on. carolyn. >> all right thank you. >> fbi is now investigating friday stabbing death of woman in hercules. as authorities sift